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Meik
353
FasdCockpitCommunicationDemo/TicketOverviewDataStore.cs
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353
FasdCockpitCommunicationDemo/TicketOverviewDataStore.cs
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using Newtonsoft.Json;
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namespace FasdCockpitCommunicationDemo
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{
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public class DemoTicketJournalEntry
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{
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public string Header { get; set; }
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public string Description { get; set; }
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public string DescriptionHtml { get; set; }
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public bool IsVisibleForUser { get; set; }
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public DateTime CreationDate { get; set; }
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}
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public class DemoTicketDetail
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{
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public string AffectedUser { get; set; }
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public string Asset { get; set; }
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public string Category { get; set; }
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public string Classification { get; set; }
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public string Description { get; set; }
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public string DescriptionHtml { get; set; }
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public int? Priority { get; set; }
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public string Solution { get; set; }
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public string SolutionHtml { get; set; }
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public List<DemoTicketJournalEntry> Journal { get; set; } = new List<DemoTicketJournalEntry>();
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}
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public class DemoTicketTemplate
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{
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public string TileKey { get; set; } = "TicketsNew";
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public bool UseRoleScope { get; set; }
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public Guid? UserId { get; set; }
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public string DisplayNamePrefix { get; set; } = "TCK";
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public string Summary { get; set; }
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public string StatusId { get; set; } = "New";
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public string UserDisplayName { get; set; }
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public string UserAccount { get; set; }
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public string UserDomain { get; set; }
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public DemoTicketDetail Detail { get; set; } = new DemoTicketDetail();
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}
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public class DemoTicketRecord
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{
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public Guid TicketId { get; set; }
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public Guid UserId { get; set; }
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public string TileKey { get; set; }
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public bool UseRoleScope { get; set; }
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public string DisplayName { get; set; }
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public string Summary { get; set; }
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public string StatusId { get; set; }
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public string UserDisplayName { get; set; }
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public string UserAccount { get; set; }
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public string UserDomain { get; set; }
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public DateTime CreatedAt { get; set; }
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public DemoTicketDetail Detail { get; set; } = new DemoTicketDetail();
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}
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public class DemoTicketData
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{
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public List<DemoTicketTemplate> Templates { get; set; } = new List<DemoTicketTemplate>();
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public List<DemoTicketRecord> Tickets { get; set; } = new List<DemoTicketRecord>();
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}
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public static class TicketOverviewDataStore
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{
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private const string FileName = "TicketOverviewGeneratedTickets.json";
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private static readonly object SyncRoot = new object();
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private const int DefaultNumberWidth = 5;
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private static readonly Dictionary<string, int> SeedNumbers = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase)
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{
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["TCK"] = 766,
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["INC"] = 475
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};
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private static readonly Dictionary<string, int> SeedWidths = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase)
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{
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["TCK"] = DefaultNumberWidth,
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["INC"] = DefaultNumberWidth
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};
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private static List<DemoTicketTemplate> _templateCache = new List<DemoTicketTemplate>();
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private static List<DemoTicketRecord> _runtimeTickets = new List<DemoTicketRecord>();
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private static readonly Dictionary<string, int> _nextNumbers = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase);
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private static readonly Dictionary<string, int> _numberWidths = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase);
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private static bool _isLoaded;
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private static string ResolveDirectory()
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{
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var assembly = typeof(TicketOverviewDataStore).GetTypeInfo().Assembly;
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var baseDirectory = Path.GetDirectoryName(assembly.Location);
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return Path.Combine(baseDirectory ?? string.Empty, "MockupTicketOverview");
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}
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private static string ResolveFilePath()
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{
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var directory = ResolveDirectory();
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return Path.Combine(directory, FileName);
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}
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private static DemoTicketData ReadDataUnsafe()
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{
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try
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{
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var filePath = ResolveFilePath();
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if (!File.Exists(filePath))
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return new DemoTicketData();
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var json = File.ReadAllText(filePath);
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if (string.IsNullOrWhiteSpace(json))
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return new DemoTicketData();
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var data = JsonConvert.DeserializeObject<DemoTicketData>(json);
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return data ?? new DemoTicketData();
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}
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catch
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{
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return new DemoTicketData();
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}
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}
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private static DemoTicketJournalEntry CloneJournalEntry(DemoTicketJournalEntry source)
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{
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if (source == null)
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return new DemoTicketJournalEntry();
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return new DemoTicketJournalEntry
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{
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Header = source.Header,
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Description = source.Description,
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DescriptionHtml = source.DescriptionHtml,
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IsVisibleForUser = source.IsVisibleForUser,
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CreationDate = source.CreationDate
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};
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}
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private static DemoTicketDetail CloneDetail(DemoTicketDetail source)
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{
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if (source == null)
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return new DemoTicketDetail();
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return new DemoTicketDetail
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{
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AffectedUser = source.AffectedUser,
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Asset = source.Asset,
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Category = source.Category,
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Classification = source.Classification,
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Description = source.Description,
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DescriptionHtml = source.DescriptionHtml,
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Priority = source.Priority,
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Solution = source.Solution,
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SolutionHtml = source.SolutionHtml,
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Journal = source.Journal?.Select(CloneJournalEntry).ToList() ?? new List<DemoTicketJournalEntry>()
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};
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}
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private static DemoTicketTemplate CloneTemplate(DemoTicketTemplate source)
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{
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if (source == null)
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return new DemoTicketTemplate();
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return new DemoTicketTemplate
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{
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TileKey = source.TileKey,
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UseRoleScope = source.UseRoleScope,
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UserId = source.UserId,
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DisplayNamePrefix = source.DisplayNamePrefix,
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Summary = source.Summary,
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StatusId = source.StatusId,
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UserDisplayName = source.UserDisplayName,
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UserAccount = source.UserAccount,
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UserDomain = source.UserDomain,
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Detail = CloneDetail(source.Detail)
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};
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}
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private static DemoTicketRecord CloneRecord(DemoTicketRecord source)
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{
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if (source == null)
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return null;
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return new DemoTicketRecord
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{
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TicketId = source.TicketId,
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UserId = source.UserId,
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TileKey = source.TileKey,
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UseRoleScope = source.UseRoleScope,
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DisplayName = source.DisplayName,
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Summary = source.Summary,
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StatusId = source.StatusId,
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UserDisplayName = source.UserDisplayName,
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UserAccount = source.UserAccount,
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UserDomain = source.UserDomain,
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CreatedAt = source.CreatedAt,
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Detail = CloneDetail(source.Detail)
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};
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}
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private static void EnsureLoaded()
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{
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if (_isLoaded)
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return;
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var data = ReadDataUnsafe();
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_templateCache = data.Templates?.Select(CloneTemplate).ToList() ?? new List<DemoTicketTemplate>();
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_runtimeTickets = data.Tickets?.Select(CloneRecord).Where(r => r != null).ToList() ?? new List<DemoTicketRecord>();
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ResetNumberCounters();
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_isLoaded = true;
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}
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private static void ResetNumberCounters()
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{
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_nextNumbers.Clear();
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_numberWidths.Clear();
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foreach (var kvp in SeedNumbers)
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{
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_nextNumbers[kvp.Key] = kvp.Value;
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_numberWidths[kvp.Key] = SeedWidths.TryGetValue(kvp.Key, out var width)
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? Math.Max(width, DefaultNumberWidth)
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: DefaultNumberWidth;
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}
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foreach (var ticket in _runtimeTickets)
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{
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UpdateNumberCounterFromDisplayName(ticket?.DisplayName);
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}
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}
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private static void UpdateNumberCounterFromDisplayName(string displayName)
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{
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if (string.IsNullOrWhiteSpace(displayName))
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return;
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int i = 0;
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while (i < displayName.Length && char.IsLetter(displayName[i]))
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i++;
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if (i == 0)
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return;
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var prefix = displayName.Substring(0, i).ToUpperInvariant();
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int j = i;
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while (j < displayName.Length && char.IsDigit(displayName[j]))
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j++;
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if (j == i)
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return;
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var numericSegment = displayName.Substring(i, j - i);
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if (!int.TryParse(numericSegment, out var number))
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return;
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var width = Math.Max(DefaultNumberWidth, numericSegment.Length);
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if (!_nextNumbers.TryGetValue(prefix, out var current))
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current = SeedNumbers.TryGetValue(prefix, out var seedValue) ? seedValue : 1;
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if (number >= current)
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_nextNumbers[prefix] = number + 1;
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if (_numberWidths.TryGetValue(prefix, out var currentWidth))
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_numberWidths[prefix] = Math.Max(currentWidth, width);
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else
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_numberWidths[prefix] = width;
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}
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private static string ReserveDisplayName(string prefix)
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{
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prefix = string.IsNullOrWhiteSpace(prefix) ? "TCK" : prefix.ToUpperInvariant();
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if (!_nextNumbers.TryGetValue(prefix, out var next))
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next = SeedNumbers.TryGetValue(prefix, out var seedValue) ? seedValue : 1;
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var width = _numberWidths.TryGetValue(prefix, out var storedWidth) ? Math.Max(storedWidth, DefaultNumberWidth) : DefaultNumberWidth;
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var nextString = next.ToString();
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if (nextString.Length > width)
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width = nextString.Length;
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var displayName = $"{prefix}{nextString.PadLeft(width, '0')}";
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_nextNumbers[prefix] = next + 1;
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_numberWidths[prefix] = width;
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return displayName;
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}
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public static DemoTicketData LoadData()
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{
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lock (SyncRoot)
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{
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EnsureLoaded();
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return new DemoTicketData
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{
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Templates = _templateCache.Select(CloneTemplate).ToList(),
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Tickets = _runtimeTickets.Select(CloneRecord).Where(r => r != null).ToList()
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};
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}
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}
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public static List<DemoTicketRecord> LoadTickets()
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{
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lock (SyncRoot)
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{
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EnsureLoaded();
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return _runtimeTickets.Select(CloneRecord).Where(r => r != null).ToList();
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}
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}
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public static List<DemoTicketTemplate> LoadTemplates()
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{
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lock (SyncRoot)
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{
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EnsureLoaded();
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return _templateCache.Select(CloneTemplate).ToList();
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}
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}
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public static bool AppendTicket(DemoTicketRecord record)
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{
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if (record == null)
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return false;
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lock (SyncRoot)
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{
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EnsureLoaded();
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if (_runtimeTickets.Any(t => t.TicketId == record.TicketId))
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return false;
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var clone = CloneRecord(record);
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if (clone == null)
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return false;
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_runtimeTickets.Add(clone);
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UpdateNumberCounterFromDisplayName(clone.DisplayName);
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return true;
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}
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}
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public static string GetNextDisplayName(string prefix)
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{
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lock (SyncRoot)
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{
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EnsureLoaded();
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return ReserveDisplayName(prefix);
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}
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}
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}
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}
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